Mahananda Navami is an auspicious day observed in Northern parts of
by certain Hindu communities. Navami is the ninth day in a fortnight in a traditional Hindu lunar calendar. Mahananda Navami 2013 date is February 19, September 13 (Bhadrapad Month), December 11 (Margashirsh). This particular Maha Nanda navami is observed in a couple of other months too. The main ritual involves purifying oneself in holy rivers like India Ganga.
Mahananda Navami is observed mainly on the ninth day (navami) during shukla paksha (waxing phase of moon) of Magha mahina or Magh month. (January – February), Bhadrapad month and Margashirsh month.